Dear Ixpressraf
You can use the RotaSlide® on the Rm3d with any lens except the Schneider 24XL.
The calibration tubes of the lenses are a two-part-design, therefore you can take off
the short spacer if you wish to work with the RotaSlide® or leave it on if you're working without.
see illustration below:
[attachment=12868:Modelisa...essoires.jpg]
Regards
Marc, Customer Support
Ps: Thank you, Yair